22 June 1963 - Born in London, the youngest son of Marcus and Maura O’Toole who originally came from the Irish-speaking community of Connemara, Galway, Ireland. Attended St Ignatius Primary School, Stamford Hill and St Thomas More Secondary school in Wood Green.
1984- Graduated with a B.Sc. in Geography from the University of Leicester
1984-89 - Studied for the Priesthood at Allen Hall Seminary, graduating with a Bachelor of Divinity in Theology from the University of London (Heythrop College).
1989-90 Pastoral work as a Deacon in St Joan of Arc Parish, Highbury, London
9 June 1990 - Ordained priest of the Archdiocese of Westminster by Cardinal Basil Hume
1990-92 - M. Phil in Theology at the University of Oxford. Wrote a thesis on the relationship between Divine and Human freedom, supervised by the Lady Margaret Professor, Dr Rowan Williams.
1992-97 - Assistant priest in St Mary Magdalene parish, Willesden Green; part-time lecturer in Catechesis.
1997-2002 - Member of Staff at Allen Hall Seminary — Lecturer in Theology and Formation Adviser to seminarians, Dean of Studies form 1999-2002. Granted a Sacred License in Theology (STL) from Pontifical University of Leuven in 2000. S
2002-2008 Private Secretary to Cardinal Murphy-O’Connor, Archbishop of Westminster
2008-2014 - Rector, Allen Hall Seminary, London.
28th January 2014 Ordained as Ninth Bishop of Plymouth.
Appointed Chair of the Department for Evangelisation and Discipleship in the Bishops Conference of England and Wales (October 2014). Made an Ecumenical Canon of Truro Cathedral (2014) and of Exeter Cathedral (2017),
October 2021 — Appointed by the Holy See as a Member of the International Council for Catechesis.